#2A9EB9#2A9EB9

#2A9EB9 is a light, moderate cyan. Relative luminance 0.284; OKLCH L 64.9% C 0.106 H 217.5°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#2A9EB9
RGB	rgb(42, 158, 185)
HSL	hsl(191, 63%, 45%)
HSV	hsv(191, 77%, 73%)
CMYK	cmyk(77.3%, 14.6%, 0%, 27.5%)
CIE-LAB	lab(60.29, -22.14, -23.00)
CIE-LCH	lch(60.29, 31.92, 226.08°)
OKLab	oklab(64.88% -0.0837 -0.0642)
OKLCH	oklch(64.88% 0.106 217.5)
XYZ	xyz(21.9349, 28.4461, 50.2241)
Luminance	0.2845 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A9EB9 #B9452A

analogous

#2AB98D #2A9EB9 #2A56B9

triadic

#2A9EB9 #B92A9E #9EB92A

tetradic

#2A9EB9 #8D2AB9 #B9452A #56B92A

square

#2A9EB9 #8D2AB9 #B9452A #56B92A

split-complementary

#2A9EB9 #B92A56 #B98D2A

monochromatic

#134955 #1F7387 #2A9EB9 #4ABCD6 #7CCEE1

Accessibility & contrast

On white

3.14

#2A9EB9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#2A9EB9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2A9EB9

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A9EB9	#FFFFFF	#000000	##000000
##2A9EB9	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C99BA

Deuteranopia (green-blind)

#798BB9

Tritanopia (blue-blind)

#00A7A7

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #2a9eb9;
/* rgb */ color: rgb(42, 158, 185);
/* oklch */ color: oklch(64.9% 0.106 217.5);

Tailwind

colors: {
  custom: {
    50: '#7bbbce',
    500: '#2a9eb9',
    950: '#000000',
  },
}

SCSS

$custom: #2a9eb9;
$custom-light: #7bbbce;
$custom-dark: #000000;

JSON

{
  "hex": "#2a9eb9",
  "rgb": {
    "r": 42,
    "g": 158,
    "b": 185
  },
  "hsl": {
    "h": 191.329,
    "s": 62.996,
    "l": 44.51
  },
  "oklch": {
    "l": 0.64878,
    "c": 0.10552,
    "h": 217.5
  },
  "luminance": 0.28449
}

Semantic roles & 50–950 ramp

primary

#2A9EB9

secondary

#CA8575

accent

#6142E6

background

#F8FBFC

surface

#EFF6F9

border

#CAD0D2

text

#0B1113

muted

#7C8082

Preview Lab

Preview with #2A9EB9

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →